Computer Networking Which transmission mode is used for data communication along telephone lines? Asynchronous None of these Serial Parallel Synchronous Asynchronous None of these Serial Parallel Synchronous ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The loss in signal power as light travels down the fiber is called propagation None of these attenuation interruption scattering propagation None of these attenuation interruption scattering ANSWER DOWNLOAD EXAMIANS APP
Computer Networking With an IP address of 100, you currently have 80 subnets. What subnet mask should you use to maximize the number of available hosts? 248 192 252 224 240 248 192 252 224 240 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A network administrator is connecting hosts A and B directly through their Ethernet interfaces, as shown in the illustration. Ping attempts between the hosts are unsuccessful. What can be done to provide connectivity between the hosts?1. A crossover cable should be used in place of the straight-through cable.2. A rollover cable should be used in place of the straight-through cable.3. The subnet masks should be set to 255.255.255.192.4. A default gateway needs to be set on each host.5. The subnet masks should be set to 255.255.255.0. 1 only 2 and 5 only 3 and 4 only 1 and 5 only 2 only 1 only 2 and 5 only 3 and 4 only 1 and 5 only 2 only ANSWER DOWNLOAD EXAMIANS APP
Computer Networking You want to improve network performance by increasing the bandwidth available to hosts and limit the size of the broadcast domains. Which of the following options will achieve this goal? Bridges Switches Managed hubs Switches configured with VLANs Bridges Switches Managed hubs Switches configured with VLANs ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The size or magnitude of a voltage or current waveform is Attenuation None of these Aloha Amplitude Angle Modulation Attenuation None of these Aloha Amplitude Angle Modulation ANSWER DOWNLOAD EXAMIANS APP
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